Pith Number

pith:ZBWXC4VD

pith:2011:ZBWXC4VD5NUXNFSP65QK6AL7MK

not attested not anchored not stored refs pending

The HARPS search for Earth-like planets in the habitable zone: I -- Very low-mass planets around HD20794, HD85512 and HD192310

C. Lovis, D. Queloz, D. S\'egransan, F. Bouchy, F. Pepe, M. Mayor, N. C. Santos, S. Udry, W. Benz, X. Dumusque

arxiv:1108.3447 v3 · 2011-08-17 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBWXC4VD5NUXNFSP65QK6AL7MK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:00:52.934078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c86d7172a3eb6976964ff760af017f62aa532c17476c19cbfd0f101797b4c8e6

Aliases

arxiv: 1108.3447 · arxiv_version: 1108.3447v3 · doi: 10.48550/arxiv.1108.3447 · pith_short_12: ZBWXC4VD5NUX · pith_short_16: ZBWXC4VD5NUXNFSP · pith_short_8: ZBWXC4VD

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZBWXC4VD5NUXNFSP65QK6AL7MK \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c86d7172a3eb6976964ff760af017f62aa532c17476c19cbfd0f101797b4c8e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f269f62e33f63c6607efc71af7d5dfc0b8f12aa6cca6ff8f41d6f27cfe44526f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-08-17T11:19:09Z",
    "title_canon_sha256": "ba1c58818c2dc4c12206f6e461bd185ddcf5860163ebc1a7a82f6da436c4dc78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3447",
    "kind": "arxiv",
    "version": 3
  }
}